T: 股市交易員 S: 股市交易员 [gu3 shi4 jiao1 yi4 yuan2] = stock market trader
我前後做了六年的股市交易員。
我前后做了六年的股市交易员。
wo3 qian2 hou4 zuo4 le5 liu4 nian2 de5 gu3 shi4 jiao1 yi4 yuan2.
I have worked as a stock market trader for about six years.
https://www.learnwitholiver.com/chinese/daily-sentence-1430